Portable cooking stove



FIG. 1 is a perspective top view of a portable cooking stove showing my new design with the stove being in a closed position;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a front elevational view thereof in an open position;

FIG. 4 is a top plan view of the stove as shown in FIG. 3;

FIG. 5 is a side elevational view of the stove as shown in FIG. 3;

FIG. 6 is an opposite side elevational view of the stove as shown in FIG. 5;

FIG. 7 is a perspective top view showing the stove in an open position. 

The ornamental design for a portable cooking stove, substantially as shown and described. 